Learn more

NORTHERN METAL PRODUCTS INC

Overview
  • Total Patents
    20
About

NORTHERN METAL PRODUCTS INC has a total of 20 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Belgium, Germany and France. Its main competitors in its focus markets electrical machinery and energy, machines and surface technology and coating are KING LAB INC, RAYTHEON PRODUCTION CORP and BLACKBURN MICROTECH SOLUTIONS.

Patent filings in countries

World map showing NORTHERN METAL PRODUCTS INCs patent filings in countries
# Country Total Patents
#1 Belgium 5
#2 Germany 4
#3 France 4
#4 Canada 3
#5 United Kingdom 2
#6 United States 2

Patent filings per year

Chart showing NORTHERN METAL PRODUCTS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kirchner Myron C 6
#2 Kirchner M C 3
#3 C Kirchner Myron 3
#4 Valek John G 2
#5 Uzumecki R W 1
#6 Dallas N S 1

Latest patents

Publication Filing date Title
GB1309725A Blackening method
GB1268028A Manufacture of colour television shadow masks
US3558955A Self supporting shadow mask with reinforcing ribs and gusset plates for colored television picture tubes
US3557649A Centering and piercing process and apparatus
CA914511A Methods and apparatus for manufcturing shadow masks for colored television tubes
CA916776A Reinforced shadow mask for colored tv picture tubes
CA914744A Shadow mask for colored tv picture tubes with reinforcing gusset plates